diff options
Diffstat (limited to 'gnu/packages')
| -rw-r--r-- | gnu/packages/video.scm | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/gnu/packages/video.scm b/gnu/packages/video.scm index ff52b9b38d..78202be471 100644 --- a/gnu/packages/video.scm +++ b/gnu/packages/video.scm @@ -319,6 +319,8 @@ video and audio streams from a DVD.") "https://linuxfromscratch.org/blfs/view/svn/multimedia/transcode.html") (license license:gpl2+))) +;;; Warning: this package shouldn't be added as an input anywhere, as it can +;;; only be used for recent x86_64 CPUs implementing the AVX2 instruction! (define-public svt-hevc (package (name "svt-hevc") @@ -341,11 +343,12 @@ video and audio streams from a DVD.") (synopsis "SVT HEVC encoder") (description "Scalable Video Technology (SVT) is a software-based video coding technology that is highly optimized for Intel's Xeon processors. Using -the SVT-HEVC encoder, it is possible to spread video encoding processing across -multiple Intel's Xeon processors to achieve a real advantage of processing -efficiency.") - (home-page "https://01.org/svt") - ;; Specifically targets x86_64 Intel hardware. +the SVT-HEVC encoder, it is possible to spread video encoding processing +across multiple Intel's Xeon processors to achieve a real advantage of +processing efficiency. Note that this package @emph{requires} the AVX2 +instruction, which means it will @emph{not} work on older x86_64 CPUs such as +the Core 2 Duo.") + (home-page "https://github.com/OpenVisualCloud/SVT-HEVC/") (supported-systems '("x86_64-linux")) (license (license:non-copyleft "file:///LICENSE.md")))) |